package com.bonc.ioc.demo.base.page;

import javax.servlet.http.HttpServletRequest;
import java.util.*;

/**
 * @author fengshuonan
 * @Date 2017年1月22日 下午11:06:41
 */
public class PageData extends HashMap implements Map{

	private static final long serialVersionUID = 1L;

	Map map = null;
	HttpServletRequest request;

	public PageData(HttpServletRequest request){
		this.request = request;
		Map properties = request.getParameterMap();
		Map returnMap = new HashMap();
		Iterator entries = properties.entrySet().iterator();
		Entry entry;
		String name = "";
		String value = "";
		while (entries.hasNext()) {
			entry = (Entry) entries.next();
			name = (String) entry.getKey();
			Object valueObj = entry.getValue();
			if(null == valueObj){
				value = "";
			}else if(valueObj instanceof String[]){
				String[] values = (String[])valueObj;
				for(int i=0;i<values.length;i++){
					value = values[i] + ",";
				}
				value = value.substring(0, value.length()-1);
			}else{
				value = valueObj.toString();
			}
			returnMap.put(name, value);
		}
		map = returnMap;
	}

	public PageData() {
		map = new HashMap();
	}

	@Override
	public Object get(Object key) {
		Object obj = null;
		if(map.get(key) instanceof Object[]) {
			Object[] arr = (Object[])map.get(key);
			obj = request == null ? arr:(request.getParameter((String)key) == null ? arr:arr[0]);
		} else {
			obj = map.get(key);
		}
		return obj;
	}

	public String getString(Object key) {
		return (String)get(key);
	}

	public int getInt(Object key) {
		Object object = get(key);

		int result = 0;
		if (object != null) {
			result = Integer.parseInt(object.toString());
		}
		return result;
	}


	@SuppressWarnings("unchecked")
	@Override
	public Object put(Object key, Object value) {
		return map.put(key, value);
	}

	@Override
	public Object remove(Object key) {
		return map.remove(key);
	}
	@Override
	public void clear() {
		map.clear();
	}

	@Override
	public boolean containsKey(Object key) {
		// TODO Auto-generated method stub
		return map.containsKey(key);
	}

	@Override
	public boolean containsValue(Object value) {
		// TODO Auto-generated method stub
		return map.containsValue(value);
	}

	@Override
	public Set entrySet() {
		// TODO Auto-generated method stub
		return map.entrySet();
	}

	@Override
	public boolean isEmpty() {
		// TODO Auto-generated method stub
		return map.isEmpty();
	}
	@Override
	public Set keySet() {
		// TODO Auto-generated method stub
		return map.keySet();
	}

	@SuppressWarnings("unchecked")
	@Override
	public void putAll(Map t) {
		// TODO Auto-generated method stub
		map.putAll(t);
	}

	@Override
	public Collection values() {
		// TODO Auto-generated method stub
		return map.values();
	}

}
